package my.springboot.config;

import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson.support.config.FastJsonConfig;
import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;
import org.springframework.boot.autoconfigure.http.HttpMessageConverters;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/**
 * Json工具配置类
 * @author fengbo
 * @date 2018/4/28
 */
@Configuration
public class JsonConfig {

    /**
     * 将全局Json工具修改为FastJson
     * @return HttpMessageConverters
     */
    @Bean
    public HttpMessageConverters fastJsonHttpMessageConverters() {
        //1、需要先定义一个 convert 转换消息对象；
        FastJsonHttpMessageConverter fastConverter = new FastJsonHttpMessageConverter();

        //2、添加 fastJson 的配置信息，比如: 是否要格式化返回的Json数据；
        FastJsonConfig fastJsonConfig = new FastJsonConfig();
        fastJsonConfig.setSerializerFeatures(SerializerFeature.PrettyFormat);

        //3、在 Convert 中添加配置信息;
        fastConverter.setFastJsonConfig(fastJsonConfig);

        return new HttpMessageConverters(fastConverter);
    }
}
